“#tbt to a few weeks ago… #hawaii luc’s first ride…. It’s a themed day on my Instagram,” she captioned the above image.
During their Hawaiian getaway, the actress-singer participated in the ALS Ice Bucket Challenge.
“I accepted the #alsicebucketchallenge! I nominate @haylieduff @lowenban @lucytwobows,” Duff captioned the following Instagram video.
The proud mama, 26, went on to share some more family photos, including one with her estranged husband Mike Comrie.
The singer – who is currently separated from Comrie – recently signed to RCA Records, and plans to have her first album in seven years dropping this fall.